<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
    <link rel="stylesheet" href="../bootstrap/css/bootstrap.css">
</head>
<body>

<button type="button" class="btn btn-primary">
    Profile <span class="badge bg-secondary">9</span>
    <span class="visually-hidden">unread messages</span>
</button>


<script src="../bootstrap/js/bootstrap.js"></script>
</body>
</html>